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Origin and history

The Rivalland Tower, built in 1880 or 1881 in Fontenay-le-Comte by Gustave Rivalland, a former naval officer and freemason, is one of the first large-scale concrete monuments. Its octagonal structure, surmounted by a Faraday cage, and its decorations (roses, unicorns, stars) evoke Masonic symbols and extreme oriental influences. Its location at the top of the city, facing the church of Notre-Dame, suggests a symbolic rivalry with the clergy.

During World War II, German troops transformed the Faraday cage into an observation post to monitor the Atlantic Wall. In 1943, a lantern was installed there by order of the Nazi authorities. The building, which was inscribed in the historical monuments in 1984, also illustrates an irony of history: the daughter of Rivalland married a clerical aristocrat, and their son offered the tower to St Joseph's College in 1949, thus bringing together two previously rival properties under ecclesiastical control.

Architecturally, the tower combines a stone base and an eight-level concrete structure, accessible by an external staircase. The cadastral matrices confirmed its construction in 1881, emphasizing its pioneering character in the use of concrete (unarmed). The mosaics and the arrangement of the openings reflect esoteric and Masonic references, although Rivalland had never been affiliated with a lodge. The tower forms an ensemble with a nearby house, built in 1883 at 40 rue Nicolas Rapin.

Today owned by an association, the Rivalland Tower bears witness to a technical, symbolic and historical heritage. Its inscription in 1984 and its precise location (40 bis rue Nicolas Rapin) make it an emblematic monument of Fontenay-le-Comte, combining architectural innovation and contrasting narratives, from masonry/church rivalry to its involuntary role during the occupation.

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